Home / 11,533.03-15,915.67-6,496.79

Finding the Fourth Proportional to 11,533.03, 15,915.67 and 6,496.79

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Solution

The fourth proportional to 11,533.03, 15,915.67 and 6,496.79 is: 8,965.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,533.03 : 15,915.67 = 6,496.79 : x
  2. Step 2: Convert to fraction form
    11,533.03/15,915.67 = 6,496.79/x
  3. Step 3: Cross multiply
    11,533.03x = 15,915.67 × 6,496.79
  4. Step 4: Simplify right side
    11,533.03x = 103,400,669.88
  5. Step 5: Solve for x
    x = 103,400,669.88/11,533.03
  6. Step 6: Final answer
    x = 8,965.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.